| About |
|---|
| High Viscosity, UV-stabilized PC for ophthalmic lenses.&& |
| Product Description | |
|---|---|
| Supplier | SABIC |
| Generic | Polycarbonate |
| Material Status | Commercial: Active |
| Features | Weather resistance is good,High Viscosity |
| Availabilitys | Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.20 | g/cm³ | ASTM D792 |
| Melt Volume Rate | |||
| 300℃，1.2 kg | 8.00 | cm³/10min | ISO 1133 |
| Shrinkage rate | Internal Method | ||
| MD | 0.77 | % | Internal Method |
| TD | 0.77 | % | Internal Method |
| Water absorption rate | |||
| Saturation, 23 ℃ | 0.14 | % | ISO 62 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 2310 | MPa | ASTM D638 |
| tensile strength | ASTM D638 | ||
| yield | 64.0 | MPa | ASTM D638 |
| fracture | 60.0 | MPa | ASTM D638 |
| Tensile strain | ASTM D638 | ||
| yield | 6.0 | % | ASTM D638 |
| fracture | 78 | % | ASTM D638 |
| Bending modulus | |||
| 50 mm span | 2310 | MPa | ASTM D790 |
| bending strength | |||
| — | 97.0 | MPa | ISO 178 |
| Yield, 50 mm span | 96.0 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | ASTM D256 | ||
| -30℃ | 130 | J/m | ASTM D256 |
| 23℃ | 910 | J/m | ASTM D256 |
| Notched impact strength of cantilever beam | ASTM D4812 | ||
| -30℃ | 无断裂 | ASTM D4812 | |
| 23℃ | 无断裂 | ASTM D4812 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed, 6.4 mm | 129 | ℃ | ASTM D648 |
| Vicat Softening Temp | 145 | ℃ | ASTM D1525 7 |
| Ball pressure test | |||
| 125℃ | 通过 | IEC 60695-10-2 | |
| Linear coefficient of thermal expansion | ISO 11359-2 | ||
| MD：-40~40℃ | 6.1E-5 | 1/℃ | ISO 11359-2 |
| TD：-40~40℃ | 6.2E-5 | 1/℃ | ISO 11359-2 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Dielectric constant | |||
| 1.10 GHz | 2.80 | Internal Method | |
| Dissipation factor | |||
| 1.1 GHz | 6.3E-3 | Internal Method |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Transmittance | |||
| 2540 µm | 87.0 | % | ASTM D1003 |
| Haze | |||
| 2540 µm | 0.40 | % | ASTM D1003 |
| Process Conditions | |||
|---|---|---|---|
| Injection | Nominal value | Unit | Test method |
| drying temperature | 120 | °C | |
| Drying time | 2.0 to 4.0 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Hopper temperature | 60 to 80 | °C | |
| Temperature at the rear of the barrel | 260 to 280 | °C | |
| Temperature in the middle of the barrel | 270 to 290 | °C | |
| Front temperature of material barrel | 280 to 310 | °C | |
| Nozzle temperature | 270 to 290 | °C | |
| Processing (melt) temperature | 280 to 310 | °C | |
| Mold temperature | 80 to 110 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 2.0 in/min |
| 3. Type I, 2.0 in/min |
| 4. 0.051 in/min |
| 5. 0.079 in/min |
| 6. Yield |
| 7. Rate B (120°C/h), Loading 2 (50 N) |
| 【 Disclaimer 】 Guangzhou Soliao Information Technology Co., Ltd. reserves all rights. The information in this data table was obtained from the manufacturer of the material on soliao.com. Soliao.com makes every effort to ensure the accuracy of this data. However, the search company does not assume any responsibility for the uncertainty and consequences caused to users by these data values and suggestions, and strongly recommends verifying the data values with the material supplier before the final selection of materials. |